from The American Heritage® Dictionary of the English Language, 4th Edition
- n. One of the often brightly colored parts of a flower immediately surrounding the reproductive organs; a division of the corolla.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. one of the component parts of the corolla of a flower, when this consists of separate parts, that is it is not fused. Petals are often brightly colored.
- n. Term of endearment.
from the GNU version of the Collaborative International Dictionary of English
- n. One of the leaves of the corolla, or the colored leaves of a flower. See corolla, and Illust. of flower.
- n. One of the expanded ambulacra which form a rosette on the black of certain Echini.
from The Century Dictionary and Cyclopedia
- n. In botany, a corollaleaf; one of the individual parts of a corolla in which they are distinct.
- n. In zoology, a petaloid ambulacrum, as that of a spatangoid or clypeastroid sea-urchin. See cuts under ambulacrum and petalostichous.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. part of the perianth that is usually brightly colored
New Latin petalum, from Greek petalon, leaf.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Ancient Greek πέταλον (petalon). (Wiktionary)