seodata.dev

keyword

definition of vaccine

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

$ curl "https://api.seodata.dev/v1/keyword?q=definition+of+vaccine&country=us" +--------------+------------------+ | volume | 12,100 | | cpc | $8.89 | | competition | 0.01 | | country | US | | updated | 2026-06-19 | +--------------+------------------+
All search data is retrieved via the Google Ads API — you get the same numbers you'd see in Google Ads.

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
define vaccine 12,100 $8.93 20/20
definition of a vaccine 12,100 $7.55 20/20
vaccine definition 12,100 $8.89 20/20
vaccines definition 12,100 $7.55 19/20
vaccination definition 12,100 $5.2 18/20
vaccine meaning 1,300 $0 20/20
what is the definition of a vaccine 880 $5.28 20/20
what is a vaccine definition 480 $0 20/20
what is the definition of vaccine 480 $0 19/20
the definition of vaccine 50 $0 18/20

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://api.seodata.dev/v1/keyword?q=definition+of+vaccine&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 500/month, $4.99/mo unlimited

Full API spec: llms.txt