Spanish to English Dictionary (Diccionario Español-Inglés)

Radioastronomy

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

Radiostronomy

The branch of astronomy that deals with the study of celestial objects through their radio emissions.

Radiotelephony

The technology and practice of using radio waves to transmit voice communications over distances.

Rancorous

Characterized by bitterness or resentment.

Rasayana

A branch of Ayurveda that focuses on rejuvenation and the promotion of longevity.

Raspiness

The quality of having a rough, harsh, or grating sound, especially in a person's voice.

Re-echo

To echo repeatedly or to send back an echo; to resound or reverberate.

Re-engrave

To engrave something again or anew, typically to deepen, restore, or alter an existing inscription or design.

Realism

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

Reality-Alternative

A concept or state of being that represents a different or non-traditional version of reality.

Realpolitik

A system of politics or principles based on practical rather than moral or ideological considerations.

Rearguard

A military unit assigned to protect the rear of a main body of troops.