[rey-seem, ruh-]
noun Botany.
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. See illus. under inflorescence.
a compound inflorescence in which the short pedicels with single flowers of the simple raceme are replaced by racemes.

1775–85; < Latin racēmus cluster of grapes, bunch of berries

racemed, adjective
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World English Dictionary
raceme (rəˈsiːm)
See panicle 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
[C18: from Latin racēmus bunch of grapes]

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

raceme ra·ceme (rā-sēm', rə-)
An optically inactive chemical compound.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
raceme   (rə-sēm')  Pronunciation Key 
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.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences
The inflorescence is a long-stalked raceme bearing whorls of white flowers.
It branches at the top with the flowers in an erect short terminal raceme at
  the pinnacle.
They are sometimes close to an inch long, but usually a little less, and are
  borne in a long raceme that extends above the leaves.
The inflorescence is a densely clustered raceme on a stem that is usually
  taller than the foliage.
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