signal

Sinyal, işaret

A gesture, sound, or action used to convey information or instructions; an indicator.

• Wait for my signal before you start.
• The traffic signal turned red.
• My phone has no signal here.
• Neurons transmit information throughout the nervous system by converting chemical signals into electrical impulses that travel along axons.
• The sudden decline in pollinator populations may signal broader ecosystem disruption that threatens global food security.
• Astronomers detected an unusual radio signal emanating from a distant galaxy that warranted further investigation with more sensitive instruments.

Eş anlamlılar: sign, indicator, cue, gesture

İşaret etmek, sinyal vermek

To make a gesture or sound to convey information or instructions; to indicate.

• He signaled for the waiter.
• She signaled her approval with a nod.
• The captain signaled the crew to stop.

Eş anlamlılar: indicate, gesture, communicate, motion