keyword

lifespan definition

Monthly search volume and cost-per-click data for "lifespan definition" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=lifespan+definition&country=us" +--------------+------------------+ | volume | 2,400 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-05-26 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
life span	27,100	$2.87	18/20
definition of lifespan	2,400	$0	20/20
life span meaning	2,400	$0	20/20
lifespan meaning	2,400	$0	20/20
meaning lifespan	2,400	$0	16/20
life span mean	2,400	$0	15/20
life span definition	1,900	$0	20/20
meaning of lifespan	1,900	$0	15/20
lifespan def	390	$3.99	17/20
define lifespan	390	$3.99	15/20

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=lifespan+definition&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