presumptive

[ pri-zuhmp-tiv ]

adjective

1. affording ground for belief or presumption:

   presumptive evidence.

2. based on likelihood or presumption:

   a presumptive title; the presumptive nominee.

3. regarded as such by presumption; based on inference; assumed:

   a presumptive case of pneumonia.

4. Embryology. pertaining to the part of an embryo that, in the course of normal development, will predictably become a particular structure or region.

presumptive

/ prɪˈzʌmptɪv /

adjective

1. based on presumption or probability
2. affording reasonable ground for belief
3. of or relating to embryonic tissues that become differentiated into a particular tissue or organ

   presumptive epidermis

Derived Forms

• preˈsumptively, adverb
• preˈsumptiveness, noun

Other Words From

• pre·sumptive·ly adverb
• nonpre·sumptive adjective
• nonpre·sumptive·ly adverb
• over·pre·sumptive adjective
• over·pre·sumptive·ly adverb
• unpre·sumptive adjective
• unpre·sumptive·ly adverb

Word History and Origins

Origin of presumptive¹

From the Late Latin word praesūmptīvus, dating back to 1555–65. See presumption, -ive

Example Sentences

Then on Wednesday, Santa Clara County Public Health officials announced a second batch of presumptive H5N1-positive milk from Raw Farm.

From Los Angeles Times

Nothing had been guaranteed when he committed more than 10 months earlier, joining a USC offense that already had a presumptive starter in Miller Moss.

From Los Angeles Times

A seventh presumptive California case is awaiting confirmation from the U.S.

From Los Angeles Times

The teen is the first presumptive case of H5N1 bird flu in Canada.

From Los Angeles Times

The first time we heard our daughter’s anti-Trump rant earlier in the year, around the time VP Harris became the presumptive nominee, we laughed, not knowing where it came from.

From Salon

Related Words

• probable