get to know or become aware of, usually accidentally | make a whining, ringing, or whistling sound |
identify as in botany or biology, for example | divulge confidential information or secrets |
make known to the public information that was previously known only to a few people or that was meant to be kept a secret | to make melodious sounds |
make a discovery, make a new finding | produce tones with the voice |
see for the first time; make a discovery | deliver by singing |
discover or determine the existence, presence, or fact of by perception with the eyes | |
find unexpectedly | |