Tooltips

(of a fish, frog, mollusc, crustacean, etc.) release or deposit eggs.

The Speaker of the US House is the presiding officer of the House of Representatives. He/She performs administrative and procedural functions. The current speaker is Nancy Pelosi.

to lead a course of action.

different and unique, something that stands out from the rest

Clearly defined

Beautiful in an eye-catching and dramatic way.

a person who watches at a show, game, or other events  

Generally, the spectrometer is used for measuring wavelengths of light.

a range

form a theory about a subject without firm evidence