[rey-seem, ruh-] /reɪˈsim, rə-/
a simple indeterminate inflorescence in which the flowers are borne on short pedicels lying along a common axis, as in the lily of the valley.
a compound inflorescence in which the short pedicels with single flowers of the simple raceme are replaced by racemes.
an inflorescence in which the flowers are borne along the main stem, with the oldest flowers at the base. It can be simple, as in the foxglove, or compound See panicle
type of flower cluster, 1785, from Latin racemus “a cluster of grapes” (see raisin). Related: Racemic; racemism.
raceme ra·ceme (rā-sēm’, rə-)
An optically inactive chemical compound.
An indeterminate inflorescence in which each flower grows on its own stalk from a common stem. The lily of the valley and snapdragon have racemes. See illustration at inflorescence.
- Race memory
noun subconscious genetically-programmed recall of historical events involving one’s ethnic race or the human race
- Race meeting
noun 1. a prearranged fixture for racing horses (or sometimes greyhounds) over a set course at set times
[rey-see-mik, -sem-ik, ruh-] /reɪˈsi mɪk, -ˈsɛm ɪk, rə-/ adjective, Chemistry. 1. noting or pertaining to any of various organic compounds in which racemism occurs. /rəˈsiːmɪk; -ˈsɛm-/ adjective 1. (chem) of, concerned with, or being a mixture of equal amounts of enantiomers and consequently having no optical activity racemic ra·ce·mic (rā-sē’mĭk, -sěm’ĭk, rə-) adj. Abbr. r […]
noun, Chemistry. 1. an isomeric modification of tartaric acid that is sometimes found in the juice of grapes in conjunction with the common dextrorotatory form and is optically inactive but can be separated into the two usual isomeric forms, dextrorotatory and levorotatory. noun 1. the optically inactive form of tartaric acid that is sometimes found […]