Set 129 · Study 1 / 5

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peneplain

noun/pleɪn/

a low, almost level land surface formed by erosion and sedimentation

After millions of years of erosion, the mountain range gradually transformed into a vast peneplain that stretched as far as the eye could see.

plainplateaulowland
word origin — The word 'peneplain' is derived from the Latin 'paene,' meaning 'almost,' and 'plain,' which refers to a flat or level surface.

Word Ultra — Set 129

Set 129 of Word Ultra covers 5 words: peneplain, mendicant, valetudinarian, dichotomy, microsome. Each entry below includes its definition, an example sentence, and synonyms — practice them with the interactive cards above.

  1. peneplain · noun/pleɪn/

    a low, almost level land surface formed by erosion and sedimentation

    After millions of years of erosion, the mountain range gradually transformed into a vast peneplain that stretched as far as the eye could see.

    Synonyms: plain, plateau, lowland

    Origin: The word 'peneplain' is derived from the Latin 'paene,' meaning 'almost,' and 'plain,' which refers to a flat or level surface.

  2. mendicant · noun/ˈmɛn.dɪ.kənt/

    a member of a religious order that relies on charity for support

    The mendicant friars wandered through the streets, relying on the generosity of the townspeople for their daily sustenance.

    Synonyms: beggar, friar, pauper

    Origin: Late Latin 'mendicantem', from 'mendicare' meaning 'to beg'

  3. valetudinarian · noun/ˌvælətjuˈdɪnɛriən/

    a person who is often unwell or chronically ill

    Despite his advanced age, the valetudinarian refused to let his chronic ailments define his life and continued to pursue his passions.

    Synonyms: hypochondriac,sickly person,invalid

    Origin: derived from the Latin 'valetudo', meaning health, and the suffix '-arian', indicating a person associated with a specific concept.

  4. dichotomy · noun/daɪˈkɑːtəmi/

    a division into two contrasting parts or categories

    The dichotomy between rural and urban living is often a topic of heated debate.

    Synonyms: division, contrast, separation

    Origin: from Greek 'dichotomia', from 'dichotomos' meaning 'cut in two' ('dicho-' meaning 'in two' and '-tomos' meaning 'cut')

  5. microsome · noun/ˈmaɪkroʊsoʊm/

    a small particle derived from a cell that contains fragmented endoplasmic reticulum and ribosomes

    The researchers isolated microsomes from liver tissue to study the metabolism of certain drugs.

    Synonyms: cellular particle, cytoplasmic fragment

    Origin: From the prefix 'micro-' meaning small, and 'some' from Greek 'soma' meaning body.