| saponin |
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noun - (context, organic chemistry, steroid) Any of various steroid glycosides found in plant tissues that dissolve in water to give a soapy froth.
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| sequence |
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noun
- A set of things next to each other in a set order; a series
- A series of musical phrases where a theme or melody is repeated, with some change each time, such as in pitch or length (example: opening of Beethoven's Fifth Symphony).
- A musical composition used in some Catholic Masses between the readings. The most famous sequence is the Dies Irae (Day of Wrath) formerly used in funeral services.
- (mathematics) An ordered list of objects.
verb (sequences, sequencing, sequenced)
- (transitive) to arrange in an order
- (transitive) to determine the order of things, especially of amino acids in a protein, or of bases in a nucleic acid
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| SER |
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initialism
- State Emergency Relief
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| serine |
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noun
- (amino acid) A nonessential amino acid, CH2OH.CH(NH2)COOH, found in most animal proteins, especially silk.
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| serotonergic |
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adjective
- Having the quality of containing or releasing serotonin
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| serotonin |
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noun
- (neurotransmitter) An indoleamine neurotransmitter, 5-hydroxytryptamine, that is involved in depression, appetite etc.
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| serum |
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noun (pl2=sera)
- The clear yellowish fluid obtained upon separating whole blood into its solid and liquid components after it has been allowed to clot. Also called blood serum.
- Blood serum from the tissues of immunized animals, containing antibodies and used to transfer immunity to another individual, called antiserum.
- A watery fluid from animal tissue, especially one that moistens the surface of serous membranes or that is exuded by such membranes when they become inflamed, such as in edema or a blister.
- The watery portion of certain animal fluids, as blood, milk, etc; whey.
- In skin care it refers to an intensive moisturising product to be applied after cleansing but before a general moisturiser.
adjective
- Occurring or found in the of the blood.
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| sister |
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noun
- a woman or girl who has the same parents as another person; a female sibling.
- My little is an annoying pest.
- a female member of a religious community; a nun.
- a senior or supervisory nurse, often in a hospital.
- any woman or girl with whom a bond is felt through common membership of a race, profession, religion or organization, such as feminism.
- Connie was very close to her friend Judy and considered her to be her .
- 1985, w:Eurythmics, Eurythmics and w:Aretha Franklin, Aretha Franklin, Who"s Zoomin' Who?:
- :song title Sisters Are Doin" It for Themselves
- (slang) a black woman
- (informal) a form of address to a woman
- What"s up, ?
- (context, attributively) Of or relating to an entity that has a special or affectionate relationship with another
- publication
- city
verb
- (context, transitive, construction) To strengthen (a supporting beam) by fastening a second beam alongside it.
- I"m trying to correct my sagging floor by sistering the joists.
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| somatostatin |
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noun
- (hormone) A polypeptide hormone, secreted by the hypothalamus, that inhibits the production of certain other hormones.
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| sorbitol |
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noun - (chemistry) A polyhydric alcohol used as an artificial sweetener
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| specificity |
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noun
- the state of being specific rather than general
- (statistics) the probability, in a binary test, of a true negative being correctly identified
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| sphingosine |
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noun - (biochemistry) An unsaturated aliphatic amino alcohol associated with the lipids of brain tissue
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| squalene |
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noun - (organic compound) A triterpene hydrocarbon found in shark liver oil and in human sebum; it plays a role in the biosynthesis of steroids.
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| steroid |
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noun
- (biochemistry) A class of organic compounds having a structure of 17 carbon atoms arranged in four rings; they are lipids, and occur naturally as sterols, bile acids, adrenal and sex hormones, and some vitamins; many drugs are synthetic steroids.
- (bodybuilding) anabolic, Anabolic hormone used to promote muscle growth.
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| sterol |
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noun - (biochemistry) any member of a class of steroids containing a hydroxyl group in the 3-position of the A-ring; they are found in all animal and plant tissue and play an important role in hormone chemistry
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| substrate |
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noun
- (biochemistry) The material or substance on which an enzyme acts.
- (biology) A surface on which an organism grows or is attached e.g. the rock surface of a rockpool is the substrate for a sessile organism such as a limpet.
- An underlying layer; a substratum.
- (context, linguistics) An indigenous language that contributes features to the language of an invading people who impose their language on the indigenous population.
- (context, plating) A metal which is plated with another metal which has different physical properties.
- (context, construction) A surface to which a substance adheres.
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| sulfatase |
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noun
- (enzyme) Any of several enzymes, in animals and bacteria, which catalyze the hydrolysis of organic sulfates.
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