keyword

optical def

Monthly search volume and cost-per-click data for "optical def" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=optical+def&country=us" +--------------+------------------+ | volume | 2,400 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-01 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
definition of optical	6,600	$0	13/20
optical define	6,600	$0	10/20
meaning of optical	3,600	$0	20/20
optical definition	2,400	$0	20/20
optical meaning	2,400	$0	20/20
opticals meaning	2,400	$0	14/20
optically meaning	2,400	$0	10/20
optical word	90	$8.54	11/20
what is the meaning of optical	70	$0	14/20
optical meaning in english	50	$0	12/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://app.seodata.dev/v1/keyword?q=optical+def&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt