expansive
/ɪkˈspænsɪv/ (bre, ipa) · /ɪkˈspænsɪv/ (ame, ipa) · /ik-ˈspan(t)-siv/ (ame, mw)
expansive — adjective
- expansivepositive
- more expansivecomparative
- most expansivesuperlative
1. Someone who is expansive has a very open and friendly way of behaving, enjoying
Someone who is expansive has a very open and friendly way of behaving, enjoying conversation and willingly sharing their thoughts with others — for example, becoming chatty after a drink, or giving a warm welcome that puts people at ease.
Clara was in an expansive mood at the party, telling stories and laughing with everyone.
collocation: 'in an expansive mood'
After a cup of tea, the quiet librarian became expansive and talked about Japan.
pattern: 'became expansive' after a trigger
Omar's expansive greeting made the new volunteers feel welcome from their first day.
The tour guide grew more expansive as the group showed interest in the old market.
A glass of wine made the head chef expansive; he shared recipes that he usually kept secret.
- outgoing
More general; describes a consistent personality trait rather than a temporary mood
- gregarious
More formal and stronger; suggests a deep need for company, not just a friendly phase
- sociable
Neutral and broad; can describe both people and events (a sociable evening)
文法句型
become/grow/feel + expansive
expansive + mood/greeting/personality
用法筆記
Often describes a temporary shift in behaviour rather than a fixed personality trait. Common in the patterns 'become expansive', 'grow expansive', or 'in an expansive mood'.
常見錯誤
2. Covering a large physical area; wide or broad in extent — used to describe space
Covering a large physical area; wide or broad in extent — used to describe spaces, views, landscapes, or objects that feel roomy and unbounded.
The hotel room had expansive windows that looked out over the beach and ocean.
attributive: expansive + windows
Vikram's family owns an expansive farm that stretches from the river to the hills.
From the hilltop, Sophie saw the expansive plains reaching toward the mountains.
The garden behind the old house was more expansive than Ananya had imagined.
The museum's main gallery felt expansive, with high ceilings and marble floors.
文法句型
expansive + noun (view, windows, landscape, plains, farm)
用法筆記
Commonly used to describe views, rooms, windows, and landscapes. Often appears in travel and property descriptions.
常見錯誤
3. Covering a very wide range of topics or aiming to achieve a great deal; ambitiou
Covering a very wide range of topics or aiming to achieve a great deal; ambitious and not limited in scope — for example, a book that covers centuries of history, or a government plan that reforms many areas at once.
The new history book takes an expansive view, covering events on three continents.
collocation: 'takes an expansive view'
The government announced an expansive plan to reform the health care system.
Noam's essay was too expansive; it tried to discuss fifteen topics in four pages.
The company's expansive vision includes opening offices in ten countries within five years.
A committee was formed to develop an expansive strategy for public transport across the region.
- comprehensive
More neutral and factual; suggests thoroughness without the hint of ambition or overreach
- wide-ranging
Informal and descriptive; directly states the broad coverage without emotional colour
- ambitious
Emphasises the effort or aspiration behind the scope; can be positive or negative
- narrow
Describes something focused on a small area or limited number of topics
- limited
Neutral; suggests boundaries or restrictions on scope
- restricted
Often implies that the limits are imposed from outside
文法句型
expansive + abstract noun (view, plan, vision, approach, definition)
用法筆記
Can carry a mildly critical tone when used to describe something that tries to cover too much (e.g., 'too expansive an essay'). Context determines whether the judgement is positive (ambitious) or negative (overreaching).
常見錯誤
4. Having the ability to become larger in size or volume, or designed to make somet
Having the ability to become larger in size or volume, or designed to make something else increase in extent — for example, a table with fold-out sections, a foam that grows to fill gaps, or a road network built to handle future traffic.
The dining table is expansive, with extra sections that can be added for guests.
An expansive foam fills the wall cracks and hardens to block cold air.
attributive use: 'expansive foam'
The city built an expansive road system designed to handle future growth in car traffic.
This metal has expansive properties; it grows slightly when heated and returns to its original size when cooled.
A flexible, expansive pipe lining was installed inside the water main to repair the leak.
- expandable
More common in everyday English; sounds less technical than 'expansive' for this meaning
- elastic
Specifically about returning to original shape after stretching; narrower meaning
- extensible
Technical; used in computing and engineering for things that can be made longer or larger
- contractible
Technical opposite; capable of becoming smaller
- compressible
Describes materials that can be pressed into a smaller volume
文法句型
expansive + noun (properties, foam, material, table, system, network)
用法筆記
Found more often in technical or descriptive writing (materials science, construction, engineering) than in everyday conversation. The simpler synonym 'expandable' is more common in ordinary speech.