- trochlear spine,
- trochoid joint,
verb (used without object), trod, trod·den or trod, tread·ing.
verb (used with object), trod, trod·den or trod, tread·ing.
Origin of tread
Examples from the Web for trodden
The fact that Ashley was trodden upon because of this is a horrible sign of the times.
I used to feel so hopeless that I was like Tom Thumb who has to hide under a chair so as not to be trodden on.Only Six Books: Excerpt From Jeanette Winterson’s New Memoir|Jeanette Winterson|March 7, 2012|DAILY BEAST
The Bishop of Tronyem over the ankles in the sodden, trodden pasture—sticking in the mud of Sulitelma!Feats on the Fiord|Harriet Martineau
He could see none; but lighting on a spot where the soil was trodden, beheld a crouching object beside a newly made grave.Wessex Tales|Thomas Hardy
After they have been covered with earth, the ground is trodden down with the bare feet.Popular Technology, Vol. I (of 2)|Edward Hazen
There is great colour in the air, and the clouds are as a trodden wine-press in the west.Doctor Claudius, A True Story|F. Marion Crawford
Even to his keen eyes it gave no clue as to what had stood or trodden there.Shadows in the Moonlight|Robert E. Howard
verb treads, treading, trod, trodden or trod
Word Origin for tread
"that has been stepped on," 1540s, from past participle of tread (v.). The past participle was altered from Middle English treden under influence of Middle English past participles such as stolen from steal.
Old English tredan (class V strong verb; past tense træd, past participle treden), from Proto-Germanic *tredanan (cf. Old Frisian treda, Middle Dutch treden, Old High German tretan, German treten, Gothic trudan, Old Norse troða).
early 13c., from tread (v.); in reference to automobile tires, it is recorded from 1906.
In addition to the idioms beginning with tread
- tread the boards
- tread water
- fools rush in where angels fear to tread
- step (tread) on one's toes