hypothesesvshypothesisWhat's the difference?

Which to use

“hypotheses” and “hypothesis” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#22,405
“hypotheses” frequency rank
#8,678
“hypothesis” frequency rank
31083
confusion score

Side-by-Side Comparison

Feature hypotheses hypothesis
Definition plural of hypothesis A tentative conjecture explaining an observation, phenomenon or scientific problem and that can be tested by further observation, investigation, or experimentation.

Where the spellings diverge

Shared letters are muted; the letters that actually set hypotheses and hypothesis apart are highlighted. They share 9 letters in sequence, which is exactly why the eye skips the difference.

10 ch
hypotheses
10 ch
hypothesis

Spelling & Dictionary Insight

A purely visual mix-up. hypotheses (/haɪˈpɒθəˌsiːz/) and hypothesis (/haɪˈpɒθɪsɪs/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by a single letter - e in “hypotheses” becomes i in “hypothesis”. Our composite confusion score for this pair is 31083, derived from the frequency rank of both members and their visual similarity.

hypotheses is recorded at frequency rank #22,405, classified as anoun, pronounced /haɪˈpɒθəˌsiːz/. hypothesis is at rank #8,678, tagged as anoun, pronounced /haɪˈpɒθɪsɪs/.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 31083, this pair ranks #349,142 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of hypotheses vs hypothesis

Shared letters: ehopsty. Private to "hypotheses": -. Private to "hypothesis": i.

"hypotheses" · 10 letters · shape CVCVCCVCVC  ·  "hypothesis" · 10 letters · shape CVCVCCVCVC

Known mistypes of this pair

  • hypotheseshhypotheses · hpyotheses · hyoptheses · hypohteses · hypotehses · hypotheess · hypothesess · hypothesse
  • hypothesishhypothesis · hpyothesis · hyopthesis · hypohtesis · hypotehsis · hypotheiss · hypothesiss · hypothessi

Frequency comparison

hypotheses#22,405
hypothesis#8,678

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "hypotheses" and "hypothesis" be used interchangeably?
No. They are said differently (/haɪˈpɒθəˌsiːz/ versus /haɪˈpɒθɪsɪs/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "hypotheses" or "hypothesis"?
"hypothesis" is the more common of the two: it sits at frequency rank #8,678 in our English list, against #22,405 for "hypotheses". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering hypotheses vs hypothesis

The fastest way to pick the right one every time.

  • Read both glosses above and match the meaning you intend, only context separates this pair.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “hypotheses” entry
  • Browse more pairs most likely to be confused. Most confusable

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list