Adjective

(en adjective)

Similar or identical in value, meaning or effect; virtually equal.

* South

For now to serve and to minister, servile and ministerial, are terms equivalent .

* {{quote-magazine, date=2012-03

, author=(Henry Petroski) , title=Opening Doors , volume=100, issue=2, page=112-3 , magazine= citation , passage=A doorknob of whatever roundish shape is effectively a continuum of levers, with the axis of the latching mechanism—known as the spindle—being the fulcrum about which the turning takes place. Applying a force tangential to the knob is essentially equivalent to applying one perpendicular to a radial line defining the lever.}}

(mathematics) Of two sets, having a one-to-one correspondence; equinumerous.

* Comprehensive MCQ's in Mathematics , page 3:

Finite sets A and B are equivalent sets only when n''(A) = ''n''(B) ''i.e. , the number of elements in A and B are equal.

* 1950 , E. Kamke, Theory of Sets , page 16:

All enumerable sets are equivalent to each other, but not to any finite set.

* 2000 , N. L. Carothers, Real Analysis , page 18:

Equivalent' sets should, by rights, have the same "number" of elements. For this reason we sometimes say that '''equivalent sets have the same ''cardinality .

* 2006 , Joseph Breuer, Introduction to the Theory of Sets , page 41:

The equivalence theorem: If both M is equivalent''' to a subset N₁ of N and N is '''equivalent''' to a subset M₁ of M, then the sets M and N are '''equivalent to each other.

(mathematics) Relating to the corresponding elements of an equivalence relation.

(chemistry) Having the equal ability to combine.

(cartography) Of a map, equal-area.

(geometry) Equal in measure but not admitting of superposition; applied to magnitudes.

A square may be equivalent to a triangle.

Adjective

(er)

Untrue, not factual, factually incorrect.

*{{quote-book, year=1551, year_published=1888

, title= A New English Dictionary on Historical Principles: Founded Mainly on the Materials Collected by the Philological Society , section=Part 1, publisher=Clarendon Press, location=Oxford, editor= , volume=1, page=217 , passage=Also the rule of false position, with dyuers examples not onely vulgar, but some appertaynyng to the rule of Algeber.}}

Based on factually incorrect premises: false legislation

Spurious, artificial.

:

*

*:At her invitation he outlined for her the succeeding chapters with terse military accuracy?; and what she liked best and best understood was avoidance of that false modesty which condescends, turning technicality into pabulum.

(lb) Of a state in Boolean logic that indicates a negative result.

Uttering falsehood; dishonest or deceitful.

:

Not faithful or loyal, as to obligations, allegiance, vows, etc.; untrue; treacherous.

:

*(John Milton) (1608-1674)

*:I to myself was false , ere thou to me.

Not well founded; not firm or trustworthy; erroneous.

:

*(Edmund Spenser) (c.1552–1599)

*:whose false foundation waves have swept away

Not essential or permanent, as parts of a structure which are temporary or supplemental.

(lb) Out of tune.