'Thundercloud' definitions:
Definition of 'thundercloud'
From: WordNet
noun
A dark cloud of great vertical extent charged with electricity; associated with thunderstorms [syn: cumulonimbus, cumulonimbus cloud, thundercloud]
Definition of 'Thundercloud'
From: GCIDE
- Thundercloud \Thun"der*cloud`\, n. A cloud charged with electricity, and producing lightning and thunder. [1913 Webster]
Synonyms of 'thundercloud'
From: Moby Thesaurus
- alto-cumulus,
- alto-stratus,
- angry clouds,
- anvil cloud,
- banner cloud,
- billowy cloud,
- black cat,
- black clouds,
- broken mirror,
- cap cloud,
- cirro-cumulus,
- cirro-fillum,
- cirro-nebula,
- cirro-stratus,
- cirro-velum,
- cirrus,
- cirrus cloud,
- cirrus haze,
- cirrus stripe,
- cloud,
- cloud band,
- cloud bank,
- cloud drift,
- cloud mass,
- cloud street,
- Cloudcuckooland,
- cloudland,
- cloudling,
- cloudscape,
- cocktail,
- cottony cloud,
- cumulo-cirro-stratus,
- cumulo-cirrus,
- cumulo-nimbus,
- cumulo-stratus,
- cumulus,
- cumulus cloud,
- curl cloud,
- danger sign,
- early symptom,
- falling barometer,
- fleecy cloud,
- fractocumulus,
- gathering clouds,
- halcyon bird,
- high fog,
- high sign,
- mackerel sky,
- mammatocumulus,
- mushroom cloud,
- nimbus,
- nimbus cloud,
- omen,
- owl,
- precursor,
- preliminary sign,
- premonitory sign,
- premonitory symptom,
- prodroma,
- prodrome,
- quarantine flag,
- rain cloud,
- rainbow,
- raven,
- red flag,
- red light,
- scud,
- shooting star,
- skull and crossbones,
- snail cloud,
- squall cloud,
- storm cloud,
- storm clouds,
- storm petrel,
- stormy petrel,
- strato-cumulus,
- stratus,
- stratus cloud,
- symptom,
- thunderhead,
- warning sign,
- warning signal,
- water carrier,
- woolpack,
- yellow flag,
- yellow jack