NOUN
  • Definition - An opening, gap, or hole, usually small and narrow
  • Example - an aperture in a wall
  • Definition - Something which restricts the diameter of the light path through one plane in an optical system.
  • Example - an aperture in a wall
  • Definition - The diameter of the aperture (in the sense above) which restricts the width of the light path through the whole system. For a telescope, this is the diameter of the objective lens.
  • Example - This telescope has a 100cm aperture.
  • Definition - (communications) The (typically) large-diameter antenna used for receiving and transmitting radio frequency energy containing the data used in communication satellites, especially in the geostationary belt. For a comsat, this is typically a large reflective dish antenna; sometimes called an array.
  • Example - This telescope has a 100cm aperture.
  • Definition - (of a right circular cone) The maximum angle between the two generatrices.
  • Example - If the generatrix makes an angle θ to the axis, then the aperture is 2θ.
Words in your word
9 Letter Words
apertures 11
8 Letter Words
aperture 10 pasturer 10 raptures 10 taperers 10 austerer 8 treasure 8
4 Letter Words
aper 6 apes 6 apse 6 pare 6 parr 6 pars 6 part 6 pase 6 past 6 pate 6 pats 6 pear 6 peas 6 peat 6 peer 6 pees 6 pere 6 pert 6 pest 6 pets 6 prat 6 prau 6 pree 6 pure 6 purr 6 purs 6 puts 6 rape 6 raps 6 rapt 6 rasp 6 reap 6 reps 6 seep 6 sept 6 spae 6 spar 6 spat 6 spue 6 spur 6 step 6 supe 6 tape 6 taps 6 tarp 6 tepa 6 trap 6 tups 6 upas 6 urps 6
3 Letter Words
ape 5 apt 5 asp 5 par 5 pas 5 pat 5 pea 5 pee 5 per 5 pes 5 pet 5 pst 5 pur 5 pus 5 put 5 rap 5 rep 5 sap 5 spa 5 sup 5 tap 5 tup 5 ups 5 urp 5 are 3 ars 3 art 3 ate 3 ear 3 eat 3 eau 3 era 3 ere 3 err 3 ers 3 est 3 eta 3 ras 3 rat 3 ree 3 res 3 ret 3 rue 3 rut 3 sae 3 sat 3 sau 3 sea 3 see 3 ser 3
2 Letter Words
pa 4 pe 4 up 4 ae 2 ar 2 as 2 at 2 er 2 es 2 et 2 re 2 ta 2 te 2 us 2 ut 2
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