ap|er|tom|e|ter

ap|er|tom|e|ter
ap|er|tom|e|ter «AP uhr TOM uh tuhr», noun.
a device attached to a microscope for measuring the angular aperture of the objective lens.
[< apert(ure)]

Useful english dictionary. 2012.

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  • cath|e|tom|e|ter — «KATH uh TOM uh tuhr», noun. an instrument for measuring vertical distances, especially small differences of level. ╂[< Greek káthetos perpendicular + English meter] …   Useful english dictionary

  • cli|ma|tom|e|ter — «KLY muh TOM uh tuhr», noun. an instrument used to detect fluctuations in the conditions of sensible temperature …   Useful english dictionary

  • con|duc|tom|e|ter — «KON duhk TOM uh tuhr», noun. an apparatus for measuring the relative conductivity, especially thermal conductivity, of different materials …   Useful english dictionary

  • den|si|tom|e|ter — «DEHN suh TOM uh tuhr», noun. 1. an instrument for measuring the density of a photographic negative. 2. = densimeter. (Cf. ↑densimeter) ╂[< density] …   Useful english dictionary

  • dif|frac|tom|e|ter — «DIHF rak TOM uh tuhr», noun. an instrument for measuring diffraction: »A diffractometer which can determine the orientation of crystals in any plane without resetting is on offer now (New Scientist) …   Useful english dictionary

  • dil|a|tom|e|ter — «DIHL uh TOM uh tuhr», noun. an instrument for determining the dilation of liquids or other substances …   Useful english dictionary

  • di|op|tom|e|ter — «DY op TOM uh tuhr», noun. an optical instrument used to measure the refraction of the eye. ╂[< di 1 + optometer] …   Useful english dictionary

  • gal|ac|tom|e|ter — «GAL ak TOM uh tuhr», noun. an instrument for determining the richness of milk by its specific gravity …   Useful english dictionary

  • grav|i|tom|e|ter — «GRAV uh TOM uh tuhr», noun. an instrument for measuring specific gravities …   Useful english dictionary

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