English to English Dictionary

Rabble

A disorderly crowd, mob, or the lowest class of people.

Radar facility

An installation equipped with radar transmitters and receivers used for detecting and tracking objects such as aircraft, ships, or weather systems.

Radicalism

The beliefs or actions of people who advocate for thorough or complete political or social reform.

Radio Telescope

A directional antenna used in radio astronomy to gather radio frequency radiation from astronomical sources in the sky.

Radioastronomy

The branch of astronomy that studies celestial bodies and phenomena by measuring the radio waves they emit.

Rapture

A feeling of intense pleasure or joy.

Rationality

The quality of being based on or in accordance with reason or logic.

Re-bid

To make a new or second bid, especially in an auction, contract bridge, or a procurement process.

Realism

The attitude or practice of accepting a situation as it is and being prepared to deal with it accordingly.

Rebuff

An abrupt or ungracious refusal of an offer, request, or friendly gesture.

Recapitulation

The act of summarizing and stating again the main points of a previous discussion, argument, or presentation.

Reciprocal agreement

A formal pact or contract between two or more parties, organizations, or nations in which each side agrees to provide equivalent benefits, privileges, or concessions to the other.