Open Source Smartphone OS That's Quite Popular

This page is the CodyCross answer for the clue below from Earth, Group 18, Puzzle 2.

Question is: Open Source Smartphone OS That's Quite Popular

and the answer is: ANDROID

Word Meaning:

ANDROID — A robot that is designed to look and act like a human being (not necessarily a male one).

Definitions from Wiktionary.

Open source smartphone OS that's quite popular — CodyCross Answer | CodyCross Solutions