| verb | discover or determine the existence, presence, or fact of “She detected high levels of lead in her drinking water” |
| verb | get to know or become aware of, usually accidentally “I learned that she has two grown-up children” |
| verb | make a discovery, make a new finding “Roentgen discovered X-rays” |
| verb | make a discovery “She found that he had lied to her” |
| verb | find unexpectedly “the archeologists chanced upon an old tomb” |
| verb | make known to the public information that was previously known only to a few people or that was meant to be kept a secret “The auction house would not disclose the price at which the van Gogh had sold” |
| verb | see for the first time; make a discovery “Who discovered the North Pole?” |
| verb | identify as in botany or biology, for example |
| detection | noun | the act of detecting something; catching sight of something |
| detector | noun | electronic equipment that detects the presence of radio signals or radioactivity |
| detecting | noun | a police investigation to determine the perpetrator |
| observable | adjective | capable of being seen or noticed |
| observant | adjective | quick to notice; showing quick and keen perception |
| observer | noun | a person who becomes aware (of things or events) through the senses |
| observation | noun | a remark expressing careful consideration |
| observance | noun | the act of noticing or paying attention |
| find | noun | the act of discovering something |
| finder | noun | someone who is the first to observe something |
| finding | noun | something that is found |
| discoverer | noun | someone who is the first to observe something |
| discovery | noun | something that is discovered |
| notice | noun | the act of noticing or paying attention |
| disclosure | noun | the speech act of making something evident |
| revelation | noun | an enlightening or astonishing disclosure |
| revealing | noun | the speech act of making something evident |
| exposure | noun | the disclosure of something secret |
| expose | noun | the exposure of an impostor or a fraud |
| divulgement | noun | the act of disclosing something that was secret or private |
| divulgence | noun | the act of disclosing something that was secret or private |
| giveaway | noun | an unintentional disclosure |
| identifiable | adjective | capable of being identified |
| identification | noun | the act of designating or identifying something |
| identity | noun | the individual characteristics by which a thing or person is recognized or known |
| name | noun | a language unit by which a person or thing is known |
| naming | noun | the verbal act of naming |