ENGLISH
REFERENCE

boil down

phr. v..
C1 Advanced Oxford

phr. v.. to reduce a lot of information or a complex situation to its most important parts.

phr. v.. to reduce a complex argument, situation, or set of facts to its essential components; often used to identify the core cause or primary factor.


SIMPLE

The whole problem boils down to a lack of money.

CONTEXTUAL

After hours of debate, the disagreement boils down to a simple difference in values.

COMPLEX

Most of the geopolitical tensions in the region eventually boil down to historical disputes over water rights and border security.

Origin

As an allusion to the technique of reduction or decreasing liquid content of food by boiling much of its water off.

Particles
down
Separability
inseparable
Pattern
boil + down + to + object
Usage

usually followed by the preposition 'to' and a noun phrase representing the core essence.

Teaching tip

use the cooking metaphor of boiling a liquid until only the thick, strong essence remains to help students visualize the reduction of information.

Pitfall

The issue boils down on money.The issue boils down to money.the phrasal verb 'boil down' requires the preposition 'to' when introducing the result or core reason.

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