уплотни́ть

rare #37105

verbperfective imperfective is уплотня́ть

1.
to compact, to condense, to make denser, to pack tightly
Рабочие уплотни́ли грунт пе́ред укла́дкой асфа́льта.
The workers compacted the soil before laying the asphalt.
Also of schedules and timetables: pack more into the same time.
2.
to seal, to make airtight, to caulk
Пе́ред зимой ну́жно уплотни́ть окна́.
The windows need to be sealed before winter.
Of windows, joints, pipes.
3.
(rare) to reduce living space per person, to move extra tenants intohistory
В двадца́тые го́ды их кварти́ру уплотни́ли.
In the twenties extra tenants were moved into their flat.
Soviet historical usage, of flats and their occupants.

Examples

Нам придётся уплотнить график занятий на этой неделе.
We’ll have to tighten up the class schedule this week.
В те годы жильцов уплотнили, дав каждой семье одну комнату.
In those years, residents were crowded together, with each family being given one room.
Рабочие уплотнили грунт тяжёлым катком.
The workers compacted the soil with a heavy roller.
Без конопатки трудно уплотнить швы бревен.
Without a caulking iron, it is difficult to seal the joints between the logs.

Imperative
ты	уплотни́
вы	уплотни́те

Active present	-
Active past	уплотни́вший	having compacted, having densified
Passive present	-
Passive past	уплотнённый	something which was being done
Gerund present	-
Gerund past	уплотни́в уплотнивши уплотня́	while doing (past)

пло́тникcarpenter
nounmasculine
уплотни́тьto compact; to seal; to reduce living space per person
verbperfective
уплотня́тьto compact; to seal; to reduce living space per person
verbimperfective
пло́тницкийcarpenter's
adjective
пло́тничатьto work as a carpenter
verbimperfective