Definitions for facultative

• Definition
• Anagrams (525)

facultative fac·ul·ta·tive

Spelling: [fak-uh l-tey-tiv]

IPA: /ˈfæk əlˌteɪ tɪv/

Facultative is a 11 letter English word. It's valid Words with friends word worth 23 points.

You can make 525 anagrams from letters in facultative (aacefilttuv).

Definitions for facultative

adjective

1. conferring a faculty, privilege, permission, or the power of doing or not doing something:
2. left to one's option or choice; optional:
3. that may or may not take place; that may or may not assume a specified character.
4. Biology. having the capacity to live under more than one specific set of environmental conditions, as a plant that can lead either a parasitic or a nonparasitic life or a bacterium that can live with or without air (opposed to obligate).
5. of or relating to the faculties.

Origin of facultative

From the New Latin word facultātīvus, dating back to 1810-20. See faculty, -ive

Examples for facultative

The existence of anarobic and facultative anarobic bacteria shows the fallacy of such beliefs.

Many are exclusively parasitic or saprophytic, and many are facultative, both conditions of living being possible.

I have seen this particularly in those cases where facultative divergence also was greater than usual.

Other important species will be considered as facultative parasites.

The great majority of milk bacteria are either obligate or facultative aerobes.

On the whole, perhaps, the "facultative" Referendum is to be preferred to the obligatory.

The distinction between facultative arobe and facultative anarobe might be made.

Thus arobes and facultative anarobes are prototrophic for O.

Moreover, the extent of the "facultative" divergence attainable by prisms shows a considerable latitude.

It has been shown that if these organisms are grown with arobes or facultative anarobes they thrive at ordinary room temperature.