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a. Equal, as in value, force, or meaning.
b. Having similar or identical effects.
2. Being essentially equal, all things considered: a wish that was equivalent to a command.
3. Mathematics
a. Capable of being put into a one-to-one relationship. Used of two sets.
b. Having virtually identical or corresponding parts.
c. Of or relating to corresponding elements under an equivalence relation.
4. Chemistry Having the same ability to combine.
5. Logic Having equivalence: equivalent propositions.
1. Something that is essentially equal to another: "The hand is not the biological equivalent of a hammer or a screwdriver; the hand is a multipurpose tool like a Swiss Army knife" (Jonathan Gottschall).
2. Chemistry Equivalent weight.

[Middle English, from Late Latin aequivalēns, aequivalent-, present participle of aequivalēre, to have equal force : Latin aequi-, equi- + Latin valēre, to be strong; see wal- in Indo-European roots.]

e·quiv′a·lent·ly adv.
References in periodicals archive ?
The m minister said the economic progress was chiefly dependant on research and knowledge and it was highly imperative to include all nations and areas equivalently into development.
He laments that the act of shielding someone or individuals, who have committed a crime is also equivalently guilty as the perpetrators, stressing that it is incumbent that all well-meaning citizens assist the security forces in the quest to bring these perpetrators to justice.
They are the equivalent of banks and should be taxed equivalently," he told panel leaders.
The main moduli spaces in which we are interested are moduli spaces of manifolds, Or equivalently classifying spaces of diffeomorphism groups of manifolds.
Under the condition when K (= K6) is large, or equivalently k6 >> k-6 Olmstead, Hamilton and Nicholson, OHN, [29] gave an expression for the calculation of the dimerization rate constant, k6, as
They are convertible into the company's shares of common stock after the first anniversary at a conversion price of USD2 per share of its common stock, or equivalently a conversion rate of 500 shares of common stock per USD1,000 conversion amount (the sum of the principal balance of the notes to be converted and accrued and unpaid interest of such principal).
With the government bent on reforming our tax system to make it fairer and more efficient, the effort must be accompanied by measures to significantly improve tax compliance, or equivalently, curb tax evasion.
Ultimately, space and time, that is 'space-time,' behave absolutely equivalently in these experiments - an indication of the inherently relativistic nature of electromagnetic radiation.
With regards to application fees, these are much smaller for agricultural buildings than for equivalently sized non-agricultural buildings; currently PS80 for a building with a floor area less than 465 square metres.
Correlation data suggested that the new assays perform equivalently to the older versions.
Addressing the 6th Fujairah Media Forum in the UAE, the minister said it was important to support the humanitarian values that equivalently consider the individual and community.
More than 80% of this year's leavers gained places at the highly-prestigious Russell Group universities and equivalently elite international institutions.