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a·pe·ri·od·ic
 aperiodic
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- pronunciation:
- eI
pi
ri
a
dihk
- features:
- Word Parts
| part of speech: |
adjective |
| definition: |
occurring without regular intervals or cycles; not periodic.
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| derivations: |
aperiodically (adv.), aperiodicity (n.) |
The word aperiodic
contains the following parts:
a-1, an-1
Greek
prefix
that means not, without
  More about this word part:
Words prefixed with a-1, an-1 are nouns and adjectives. Some are loanwords from Greek (amorphous
, atrophy
). Others are English formations, which may attach the prefix to English words of Latin origin (asocial
, amoral
) or Greek origin (apolitical). The form a-1 is used before bases beginning with a consonant, while an-1 is used before bases beginning with a vowel.
Example words:
abiogenesis, abiotic, abranchiate, abysmal, abyss, achene, achromatic, achromic, adiabatic, agnostic, alexia, amenorrhea, amethyst, ametropia, amnesia, amnesty, amoral, amorphous, anaemia, anaerobe, anaerobic, analgesia, analgesic, anarchy, anecdote, anemia, aneroid, anesthesia, anesthesiology, anodyne, anomalous, anomaly, anomie, anonym, anonymous, anorexia, anoxia, anuria, apathy, aperiodic, apetalous, aphasia, aplastic anemia, apraxia, apterous, apteryx, arrhythmia, aseptic, asexual, asocial, asphyxia, astatine, asthenia, astigmatism, asymmetry, asymptote, ataractic, ataxia, atheist, atom, atonal, atrophy, avitaminosis, azygous, neurasthenia
peri
Greek
root
that means around, surrounding
Example words:
aperiodic, perianth, pericarditis, pericardium, pericarp, pericranium, perigee, perigynous, perihelion, perimeter, period, periodic, periodontal, periodontics, periosteum, peripatetic, peripheral, periphery, periphrasis, periphrastic, periscope, peristome, peristyle, peritoneum, peritonitis
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