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单词 raphe
释义

raphe

[ rey-fee ]
/ ˈreɪ fi /

noun, plural ra·phae [rey-fee]. /ˈreɪ fi/.

Anatomy. a seamlike union between two parts or halves of an organ or the like.
Botany.
  1. (in certain ovules) a ridge connecting the hilum with the chalaza.
  2. a median line or slot on a cell wall of a diatom.

Origin of raphe

1745–55; <New Latin <Greek rhaphḗ seam, suture, akin to rháptein to sew, stitch together

Words nearby raphe

rapeseed oil, rap full, rap group, Raphael, Raphaelesque, raphe, raphe nucleus, raphe of penis, raphe of perineum, raphe of scrotum, raphia
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for raphe

British Dictionary definitions for raphe

raphe
/ (ˈreɪfɪ) /

noun plural -phae (-fiː)

an elongated ridge of conducting tissue along the side of certain seeds
a longitudinal groove on the valve of a diatom
anatomy a connecting ridge, such as that between the two halves of the medulla oblongata

Word Origin for raphe

C18: via New Latin from Greek rhaphē a seam, from rhaptein to sew together
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for raphe

raphe

n. pl. ra•phae (-fē′)

A seamlike line or ridge between two similar parts of a body organ, as in the scrotum.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for raphe

raphe
[ rāfē′ ]

Plural raphae (fē′)

A seamlike line or ridge between two similar parts of a body organ, as in the scrotum.
The portion of the funiculus that is united to the ovule wall, commonly visible as a line or ridge on the seed coat.
A groove in the frustule of some diatoms.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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更新时间:2024/11/14 16:38:16