|A Google-generated definition of hypothesis, as a proposed suppositional explanation, based on limited evidence as a starting point.|
In 1954, Benjamin Whorf, in linguistics, proposed a theory asserting that one’s language determines one’s conception of the world, aka the Whorfian hypothesis.
The following are related quotes:
“All science starts with hypothesis.”See also— George Millin (1896), title page quote to Evil and Evolution; a supposed truncation of Roger Bacon’s Aristotelian-framed scientific method (1265) 
● Nebular hypothesis
● God hypothesis
● Human molecular hypothesis
● Molecular hypothesis
● Cessation conservation hypothesis
● Rossini hypothesis
● Heat hypothesis
● Thermodynamic hypothesis
● Extinction periodicity hypothesis
● Purposeless universe hypothesis
1. (a) Hypothesis – Merriam-Webster Collegiate Dictionary, 2000.
(b) Hypothesis – EtymOnline.com.
2. Millin, George. (1896). Evil and Evolution: an Attempt to Turn the Light of Modern Science on to the Ancient Mystery of Evil (quote, pg. iii). MacMillan and Co.
● Hypothesis – Wikipedia.