trifocal Hear it!

trifocal Definition

tri·fo·cal (trī fōkəl; also, and for n. usually, trīfō′kəl)

adjective

adjusted to three different focal lengths

noun

a lens like a bifocal but with an additional narrow area ground to adjust the intermediate focus for objects at c. 76 cm (c. 30 in)

trifocal Usage Examples

Modifies a noun

  • tensor: It arises in the estimation of entities such as the fundamental matrix, homography matrix, and the trifocal tensor, among others.

Browse dictionary entries near trifocal

  1. trifling
  2. trifler
  3. trifle
  4. trifid
  5. trifecta
  6. trifacial
  7. triethyl
  8. Trieste
  9. trierarchy
  10. trierarch
  1. trifocals
  2. trifoliate
  3. trifoliolate
  4. trifolium
  5. triforium
  6. triform
  7. trifurcate
  8. trig
  9. trigeminal
  10. trigeminal neuralgia