adj

• (not comparable) The same in one or more respects.
  "Near-synonyms: equivalent; see also Thesaurus:equal"
• (not comparable) The same in one or more respects.
  "We hold that all men are created equal and are thus equal under the law."
• (not comparable) The same in one or more respects.
  "Equal conditions should produce equal results."
• (not comparable) The same in one or more respects.
  "All right angles are equal."

verb

• (mathematics, copulative) To be equal to, to have the same value as; to correspond to.
  "Two plus two equals four."
• (transitive) To make equivalent to; to cause to match.
  "David equaled the water levels of the bottles, so they now both contain exactly 1 liter."
• (transitive) To match in degree or some other quality, to match up to.
  "And what delights can equal those ⁠That stir the spirit’s inner deeps, ⁠When one that loves but knows not, reaps A truth from one that loves and knows?"
• (copulative, informal) To have as consequence, to amount to, to mean.
  "Losing this deal equals losing your job."

noun

• (obsolete) State of being equal; equality.
  "Thou that presum'st to weigh the world anew, And all things to an equall to restore."