abiogenesis |
the production of living organisms from nonliving matter; spontaneous generation. |
ad lib |
without preparation; in a spontaneous or improvised manner; ad libitum. |
autonomic |
in biology, caused by internal forces or conditions; spontaneous. [1/3 definitions] |
brainstorming |
a spontaneous and unrestrained discussion by a group of people for the purpose of generating new ideas or solving problems. |
canned |
(informal) prepared beforehand for repeated use; not spontaneous or lively. [1/2 definitions] |
chance-medley |
a sudden violent quarrel resulting in spontaneous homicide. |
contrived |
planned or artificial, esp. in an obvious way; not spontaneous. |
free association |
an act or process of spontaneous or nonlogical connections of ideas and feelings. [1/2 definitions] |
free-form |
unstructured or spontaneous, as a piece of music. [1/2 definitions] |
groundswell |
a spontaneous wave of popular opinion or support, as for a political candidate. [1/2 definitions] |
hemophilia |
a disorder that is inheritable by males through their mothers and is characterized by excessive or spontaneous bleeding. |
ignis fatuus |
a phosphorescent light that appears to hover over marshes at night, possibly arising from spontaneous combustion of marsh gases; will-o'-the-wisp. [1/2 definitions] |
impromptu |
thought of, made, or done without plan, preparation, or practice; spontaneous or improvised. [1/3 definitions] |
improvise |
to meet the needs of the moment by creating, saying, or doing something in a spontaneous, unplanned way. [1/4 definitions] |
impulse |
a spontaneous or sudden desire that may move one to action. [1/5 definitions] |
impulsive |
motivated by spontaneous wishes and needs rather than careful thought. [2/3 definitions] |
lyricism |
a strong, spontaneous outpouring of subjective feeling; enthusiasm; exuberance. [1/2 definitions] |
miscarriage |
the spontaneous expulsion of a fetus from the uterus before it is viable, esp. in the early months of pregnancy. [1/2 definitions] |
natural |
true or spontaneous; not affected, pretended, or forced. [1/9 definitions] |
open-ended |
allowing an informal or spontaneous response; able to be interpreted broadly. [1/4 definitions] |
perseveration |
the spontaneous recurrence of a thought, image, phrase, or tune in the mind. [1/2 definitions] |