# photoselection

> English word · Noun

## Definitions
1. A technique in which an aligned subset of sample molecules is selected by an exciting light beam.

## Etymology
From photo- + selection.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/photoselection