infra-


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infra-

pref.
Inferior to, below, or beneath: infrasonic.

[From Latin īnfrā, below; see n̥dher- in Indo-European roots.]

infra-

prefix
below; beneath; after: infrasonic; infralapsarian.
[from Latin infrā]

in•fra

(ˈɪn frə)

adv.
below, esp. when used in referring to parts of a text. Compare supra.
[1730–40; < Latin infrā; compare under]

infra-

a prefix meaning “below”: infrared; infrasonic.
[< Latin, representing infrā, adv. or preposition]
References in periodicals archive ?
The benefits of sessions in an infra- red sauna can not be over estimated.
The joint forces helicopter was launched and, 15 minutes later, infra- red camera equipment was used to search for the man, who was found at 11.