life span
noun
life span is a noun meaning “Alternative spelling of lifespan” (English Wiktionary, September 2026). It is spelled L-I-F-E-S-P-A-N. The plural of life span is life spans.
What does life span mean?
noun
- 1
Alternative spelling of lifespan.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Forms of life span
- life spans plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Words people confuse with life span
Word pairs people search, with the monthly searches for “a vs b” (G: Google, B: Bing, United States).
Also written: lifespan (one word or two).
Sources: Google and Bing searches (September 2025 to August 2026, through DataForSEO); English Wiktionary (homophones, alternative spellings).