- plural of rectus.
- any of several straight muscles, as of the abdomen, thigh, eye, etc.
Origin of rectus
1695–1705; < New Latin rēctus (musculus) straight (muscle)
- a combining form meaning “right,” “straight,” used in the formation of compound words: rectilinear.
Also especially before a vowel, rect-.
Origin of recti-
< Latin rēcti-, combining form of rēctus right
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for recti
Four of these muscles run a straight course and are called the recti.A Practical Physiology
Albert F. Blaisdell
- the plural of rectus
before a vowel rect-
- straight or rightrectilinear; rectangle
from Latin rectus
- anatomy a straight muscle, esp either of two muscles of the anterior abdominal wall (rectus abdominis)
C18: from New Latin rectus musculus
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