raceme
(s) (noun), racemes
(pl)
1. A flower cluster inflorescence in which the flowers are borne on short stalks along a long main stem: The lily of the valley; has a raceme of small, pleasant-smelling, and nodding bell-shaped white flowers.
2. Etymology: from Latin racemus, "bunch of grapes".
Referring to, or designating, an acid found in many kinds of grapes: Sam's chemistry teacher told them that an acid existing in grapes, termed
racemes acid, was set apart or isolated by Kestner in 1822, and it got its name from Gay-Lussac.
It is also obtained from tartaric acid, with which it is isomeric, and from sugar, gum, etc., by oxidation. It is a sour white crystalline substance, consisting of a combination of dextrorotatory and levorotatory tartaric acids.
racemic acid
(s) (noun) (no pl)
A form of tartaric acid:
Racemic acid is found in grape juice and does not deflect or absorb any of the light passing through it.
Racemic acid is an optically inactive form of tartaric acid which can be separated into dextrorotatory and levorotatory components and is sometimes found in grape juice during the production of wine.
racemization
(s) (noun), racemizations
(pl)
Conversion of an optically active substance into a racemic form: Racemization is the development of a racemic compound from a pure enantiomer.
racemose aneurysm
(s) (noun), racemose aneurysms
(pl)
1. An aneurysm that is a localized widening (dilatation) of an artery, vein, or of the heart: A
racemose aneurysm looks like a bunch of grapes.
At the area of an aneurysm, there is typically a bulge, called a racemose aneurysm, and the wall is weakened and may rupture.
2. Etymology: originally "aneurysm" comes from the Greek aneurysma meaning "a widening".
racemose, racemous
(adjective) (not comparable)
1. Resembling a bunch of grapes on its stalk: Lilies of the valley are considered to be racemose having stalked flowers arranged along an extended stem.
2. A descriptive term for something that is in a bunch: Racemose glands are those that cumulate and have ducts that separate and separate again ending in clusters of follicles.
3. Etymology: from the Latin racemus, meaning "a cluster" or "bunch", especially of "grapes".
racemulose
(adjective), more racemulose, most racemulose
Regarding a plant which has flowers that grow in very small racemes or clusters: Examples of such racemuilose floras are found in mustard and radish plants.
Cross references of word families that are derived directly, or indirectly, from: "grape, grapes":
acin-;
staphyl-;
uveo-;
uvul-.
