### Definition of Invariable

1. Noun. A quantity that does not vary.

Exact synonyms: Constant, Constant Quantity
Generic synonyms: Quantity
Specialized synonyms: Parameter, Parametric Quantity

2. Adjective. Not liable to or capable of change. "His invariable courtesy"

### Definition of Invariable

1. a. Not given to variation or change; unalterable; unchangeable; always uniform.

2. n. An invariable quantity; a constant.

### Definition of Invariable

1. Adjective. Not variable; constant. ¹

2. Adjective. (by extension grammar of a word, or a grammatical class) That cannot undergo inflection, conjugation or declension. ¹

3. Noun. Something that does not vary; a constant. ¹

¹ Source: wiktionary.com

1. [n -S]

### Medical Definition of Invariable

1. An invariable quantity; a constant. Source: Websters Dictionary (01 Mar 1998)

### Invariable Pictures

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### Lexicographical Neighbors of Invariable

 invalidinginvalidisminvalidismsinvaliditiesinvalidityinvalidlyinvalidnessinvalidsinvalorousinvaluable invaluablenessinvaluablyinvarinvariabilitiesinvariabilityinvariable (current term)invariablenessinvariablesinvariablyinvariance invariancesinvariantinvariant chaininvariant nouninvariant nounsinvariant sectioninvariant sectionsinvariant surface glycoprotein 100invariantlyinvariants

### Literary usage of Invariable

Below you will find example usage of this term as found in modern and/or classical literature:

1. The Advanced Part of A Treatise on the Dynamics of a System of Rigid Bodies by Edward John Routh (1905)
"Many of the theorems which govern the motion of the conjugate line OL' are similar to those which govern the motion of the invariable line OL. ..."

2. The Advanced Part of A Treatise on the Dynamics of a System of Rigid Bodies by Edward John Routh (1905)
"Many of the theorems which govern the motion of the conjugate line OL' are similar to those which govern the motion of the invariable line OL. ..."

3. Elements of Geology: A Text-book for Colleges and for the General Reader by Joseph LeConte (1891)
"Stratum of invariable Temperature.—The mean surface temperature of the earth ... The temperature of the invariable stratum is nearly the mean temperature of ..."

4. Elements of Geology: A Text-book for Colleges and for the General Reader by Joseph LeConte (1891)
"Stratum of invariable Temperature.—The mean surface temperature of the earth ... The temperature of the invariable stratum is nearly the mean temperature of ..."

5. Scientific Papers by George Howard Darwin, Francis Darwin, Ernest William Brown (1908)
"Secular change in the inclination of the orbit of a single satellite to tiie invariable plane, where there is no other disturbing body than the planet. ..."

6. Principles of political economy and taxation by David Ricardo (1919)
"On an invariable measure of value.1 § 21. When commodities varied in relative value, it would be desirable to have the means of ascertaining which of them ..."

7. Language: An Introduction to the Study of Speech by Edward Sapir (1921)
"This is the drift toward i the invariable word. ... This striving for a simple, unnuanced correspondence between idea and word, as invariable as may be, ..."

8. Scientific Papers by George Howard Darwin, Francis Darwin, Ernest William Brown (1908)
"Secular change in the inclination of the orbit of a single satellite to tiie invariable plane, where there is no other disturbing body than the planet. ..."

9. Principles of political economy and taxation by David Ricardo (1919)
"On an invariable measure of value.1 § 21. When commodities varied in relative value, it would be desirable to have the means of ascertaining which of them ..."

10. Language: An Introduction to the Study of Speech by Edward Sapir (1921)
"This is the drift toward i the invariable word. ... This striving for a simple, unnuanced correspondence between idea and word, as invariable as may be, ..."

11. Language: An Introduction to the Study of Speech by Edward Sapir (1921)
"This is the drift toward \ the invariable ... This striving for a simple, unnuanced correspondence between idea and word, as invariable as may be, ..."

12. A Treatise on Infinitesimal Calculus: Containing Differential and Integral by Bartholomew Price (1889)
"Also from the first three of the equalities (90), as r lies along the invariable axis, which is fixed in space, it follows that the point of contact is a ..."

13. Language: An Introduction to the Study of Speech by Edward Sapir (1921)
"This is the drift toward \ the invariable ... This striving for a simple, unnuanced correspondence between idea and word, as invariable as may be, ..."

14. A Treatise on Infinitesimal Calculus: Containing Differential and Integral by Bartholomew Price (1889)
"Also from the first three of the equalities (90), as r lies along the invariable axis, which is fixed in space, it follows that the point of contact is a ..."