waterhole

Meaning

1. A depression in which water collects, especially one where wild animals come to drink.
2. (informal) A watering hole; a place where people meet to drink and talk.
3. A part of the electromagnetic spectrum, between the regions where hydrogen and hydroxyl radiate, that is relatively quiet in terms of radio astronomy.

Synonyms

well

pool

billabong

soak

pond

spring

water hole

pump

reservoir

resort

seaside resort

spa

standpipe

thermal spa

watering place

water supply

watering hole

deep hole in a stream

thermal resort

balneare

bathhouse

spa resort

baths

dam

dugout

health resort

lagoon

large

Translations

mare

Wasserloch

abreuvoir

badplaats

abrevadero

Etymology

* water + hole.
* (astronomy): Coined by Bernard Oliver in 1971, in allusion to the idea that this part of the spectrum would be that used by extraterrestrial intelligence to communicate.