ho|rop|ter

ho|rop|ter
ho|rop|ter «h ROP tuhr, hoh-», noun. Optics.
1. the line or surface containing all the points in space that in any position of the eyes are projected on corresponding points of the two retinas.
2. the aggregate of points that are seen single while the position of the two eyes remains unchanged.
╂[< Greek hóros limit + opt one who looks]

Useful english dictionary. 2012.

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  • neu|rop|ter|an — «nu ROP tuhr uhn, nyu », noun, plural ter|a « tuhr uh», adjective. –n. any one of an order of carnivorous insects having a complete metamorphosis, four large delicate wings, and mouthparts adapted for chewing. Lacewings and ant lions belong to… …   Useful english dictionary

  • chi|rop|ter|an — «ky ROP tuhr uhn», adjective, noun. –adj. of or having to do with a chiropter. –n. = chiropter (Cf. ↑chiropter); bat. (Cf. ↑bat.) …   Useful english dictionary

  • chi|rop|ter — «ky ROP tuhr», noun. Zoology. any animal of the order of mammals that comprises the bats, having forelimbs modified as wings; a bat. ╂[< New Latin Chiroptera < Greek cheír, os hand + pterón wing] …   Useful english dictionary

  • neu|rop|ter|al — «nu ROP tuhr uhl, nyu », adjective, noun. = neuropteran. (Cf. ↑neuropteran) …   Useful english dictionary

  • neu|rop|ter|on — «nu ROP tuh ron, nyu », noun. a neuropteran insect …   Useful english dictionary

  • neu|rop|ter — «nu ROP tuhr, nyu », noun. a neuropteran insect. ╂[< New Latin Neuroptera the order name < Greek neûron nerve, sinew + pterón wing] …   Useful english dictionary

  • chi|rop|ter|ous — «ky ROP tuhr uhs», adjective. 1. wing handed, as a bat. 2. having the characteristics of a chiropter or bat. 3. = chiropteran. (Cf. ↑chiropteran) …   Useful english dictionary

  • neu|rop|ter|oid — «nu ROP tuh royd, nyu », adjective. resembling a neuropteran …   Useful english dictionary

  • neu|rop|ter|ous — «nu ROP tuhr uhs, nyu », adjective. = neuropteran. (Cf. ↑neuropteran) …   Useful english dictionary

  • mac|rop|ter|ous — «ma KROP tuhr uhs», adjective. having very large wings or fins. ╂[< Greek makrópteros (with English ous) < makrós long + pterón wing] …   Useful english dictionary

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