ungrounded
ungrounded
UK[ʌnˈɡraʊndɪd]US[ʌnˈɡraʊndɪd]
adj
not based on or supported by facts or evidence; not justified.
adj
(of an electrical device) not connected to a ground (earth).
Morpheme Breakdown
un
ground
ed
un
not
ground
base, foundation
ed
adjective suffix
Etymology
the word 'ungrounded' is a modern english formation built upon the old english noun 'ground,' which originally meant the solid surface of the earth or a foundational base. the addition of the germanic negative prefix 'un-' creates a direct negation, literally meaning "not having a foundation." the adjectival suffix '-ed' completes the form, turning the concept into a descriptor. while the core components are germanic, the semantic journey reflects a shift from the physical (lacking an electrical earth connection) to the abstract (lacking a factual basis), illustrating how a concrete root can evolve to describe intellectual or logical states.
Analysis
Structure: un (not) + ground (base, foundation) + ed (adjective suffix)
un: a prefix of germanic origin (old english un-), meaning "not," used to form negatives.
ground: from old english grund, meaning "bottom, foundation, earth," of germanic origin.
ed: a suffix of old english origin (-od, -ad), used to form adjectives from nouns or verbs, indicating possession of a quality.
Examples
his fears about the project's failure were completely ungrounded.
for safety, never use an ungrounded appliance near water.
the critic's harsh review was dismissed as ungrounded speculation.