One entry found for rigid.

Main Entry: rig·id
Pronunciation: rij-d
Function: adjective
Etymology: from Latin rigidus, "rigid," from rigre "to be stiff" --related to RIGOR MORTIS
1 : not flexible : STIFF, HARD
2 a : very fixed in one's opinion or habits : UNYIELDING b : carefully observed : SCRUPULOUS <follows a rigid exercise program>
3 : exact and accurate in procedure
- ri·gid·i·ty /r-jid-t-/ noun
- rig·id·ly /rij-d-l/ adverb
- rig·id·ness noun