GeezerVison

See also: isomètric

English

WOTD – 8 June 2010

Etymology tree

Ancient Greek ῐ̓́σος (ĭ́sos)lbor.

English iso-

Proto-Indo-European *med-

Proto-Indo-European *meh₁-

Proto-Indo-European *-tḗr

Proto-Indo-European *-om

Proto-Indo-European *-trom

Proto-Hellenic *-tron

Ancient Greek -τρον (-tron)

Ancient Greek μέτρον (métron)

Proto-Indo-European *-kos

Proto-Hellenic *-kos

Ancient Greek -κός (-kós)

Ancient Greek -ικός (-ikós)

Ancient Greek μετρῐκός (metrĭkós)bor.

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Ancient Greek μέτρον (métron)der.

Latin metrum

Proto-Indo-European *-kos

Proto-Indo-European *-ikos

Proto-Italic *-ikos

Latin -icus

Latin metricusder.

French -métriquebor.

English -metric

English isometric

From iso- + -metric.

isometric (comparative more isometric, superlative most isometric)

Of or exhibiting equality in dimensions.
Being or relating to a geometric system of three equal axes lying at right angles to each other (especially in crystallography).
(physiology) Of or involving muscular contraction against resistance in which the length of the muscle remains the same.
1. Of exercises, involving moves and routines that produce such muscular contraction.
  Coordinate terms: auxotonic, isokinetic, isotonic, plyometric
  
  isometric exercise
  
  isometric sets
  - 1996 April 14, Bill Oakley, “22 Short Films About Springfield” (00:49 from the start), in The Simpsons, season 7, episode 21, spoken by Principal Skinner (Harry Shearer), segment "Skinner & The Superintendent", production code 3F18:
    Superintendent, I was just, uh, stretching my calves on the windowsill. Isometric exercise! Care to join me?
  - 2011, David Foster Wallace, The Pale King, page 10:
    One of the most effective isometric exercises for the deskbound is to sit up quite straight and tighten the large muscles of the buttocks, holding for a count of eight, then release.
(physics) Of a thermodynamic process, taking place at constant volume because of being confined by rigid boundaries.