back(5) (iou) and carotid canal (medicine)

back(5) (iou)

back verb. [bak] LME.
[from BACK noun1.]
I. Provide a back; cover the back; support.
verb trans.
a. Clothe. Only in LME.
b. Put a back to, line the back of. M16.
J. Smeaton The ashler walls were backed..with rubble stone, or with bricks.
verb trans. Support or help (a person or thing) materially or mechanically; support morally, esp. by argument. Also foll. by up. E16.
E. A. Freeman Demands which had been backed by an armed force. W. Lippmann Guarantees, backed by the authority of the state. W. S. Churchill Canning had backed the Spanish national rising in 1808.
verb trans. Mount, ride on, or (now esp.) break in (a horse or Other animal). L16.
backing dog Austral. & NZ a sheepdog that jumps on to the backs of sheep to help move them.
verb trans. Countersign, endorse; print on the back (as well as the front) of; Scot. & US address (a letter). L17.
verb trans. Support (an opinion or judgement) by a wager; bet on the Success of (a horse in a race, an entrant in any contest, etc.); fig. be confident of (a stated outcome). L17.
back the field bet on the rest of the horses against the favourite. back the wrong horse fig. make a wrong or inappropriate choice.
Byron Most men (till by losing render'd sager) Will back their own opinions with a wager. E. Longford Bets were laid in the London clubs, many of Brooks's Whigs backing Napoleon for a win.
a. verb trans. Form, lie, or stand at the back of. E19.
T. H. Huxley The chalk cliffs which back the beach. M. Mitchell Turning so that she backed the corpse, she caught a heavy boot under each arm and threw her weight forward.
b. verb intrans. Be so situated that the back abuts on or on to a piece of land etc. L19.
Edinburgh Review St. James' Square, on which the club backs. M. Bradbury The gardens, the houses backing onto them.
verb trans. Accompany (a singer or instrumentalist, esp. in popular Music or jazz). M20.
II. Move or hold back.
verb trans. Set or lay back; restrain, check; esp. (Nautical) lay (a sail or yard) aback to slow the ship down. LME.
verb intrans. Of a person, vehicle, etc.: go or move backwards; retreat. L15.
back and fill N. Amer. move to and fro; fig. vacillate.
J. Steinbeck Ahead the truck pulled up and then backed slowly. L. P. Hartley She did not move towards itrather, she backed away. E. L. Doctorow As the great liner backed into the river he stood at the rail and waved.
verb trans. Cause to move backwards or in the opposite direction; reverse. M18.
back water reverse a boat's forward motion with the oars.
Dickens Backing his chair a little. E. Waugh Dennis locked the office and backed the car from the garage.
verb intrans. Of the wind: change in an anticlockwise direction. Opp. veer. M19.
With adverbs & prepositions in specialized senses: back down, back off fig. abandon a claim made, stand taken, etc. back out move backward out of a place; fig. withdraw from a commitment or difficulty. back up (a) verb phr. trans. & intrans. (Cricket) (of a fielder) place oneself in readiness to stop the ball if it is missed by (another fielder); of the batsman at the bowler's end: start in readiness for a possible run made by (the striking batsman); (b) verb phr. intrans. & trans. (orig. N. Amer.) of water, traffic, etc.: accumulate behind an obstacle etc.; of a barrier etc.: cause (water, traffic, etc.) to accumulate; (c) verb phr. trans. & intrans. (orig. N. Amer.) drive (a vehicle etc.) backwards; move backwards; (d) verb phr. trans. (Computing) provide backup for; make a duplicate copy of (a disk, file, program, etc.); (see also sense 2 above).

carotid canal (medicine)

carotid canal

A passage through the petrous part of the temporal bone from its inferior surface upward, medially, and forward to the apex where it opens into the foramen lacerum. It transmits the internal carotid artery and plexuses of veins and autonomic nerves.

Synonym: canalis caroticus.

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