ISOTONIC

isotonic

(adjective) of or involving muscular contraction in which tension is constant while length changes

isotonic, isosmotic

(adjective) (used of solutions) having the same or equal osmotic pressure

isotonic

(adjective) of two or more muscles; having equal tension

isotonic

(adjective) relating to or characterized by the equal intervals of a musical scale; “isotonic tuning”

Source: WordNet® 3.1


Etymology

Adjective

isotonic (not comparable)

(of two solutions) having the same osmotic pressure

(of a medical solution) Having the same concentration of solutes as human blood.

(of two muscles) having equal tension

(physiology) Of or involving muscular contraction against resistance in which the length of the muscle changes. Antonym is isometric. Isotonic movements are either concentric (working muscle shortens) or eccentric (working muscle lengthens). See also Isotonic (exercise physiology)

(music) Having the same tone.

Anagrams

• coitions, isotocin

Source: Wiktionary


I`so*ton"ic, a. Etym: [Iso- + tonic.]

Definition: Having or indicating, equal tones, or tension. Isotonic system (Mus.), a system consisting of intervals, in which each concord is alike tempered, and in which there are twelve equal semitones.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

19 June 2025

ROOTS

(noun) the condition of belonging to a particular place or group by virtue of social or ethnic or cultural lineage; “his roots in Texas go back a long way”; “he went back to Sweden to search for his roots”; “his music has African roots”


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