1. (noun) utility consisting of the pipes and fixtures for the distribution of water or gas in a building and for the disposal of sewage

• plumbing system

2. (noun) the occupation of a plumber (installing and repairing pipes and fixtures for water or gas or sewage in a building)

• plumbery

3. (noun) measuring the depths of the oceans

• bathymetry

1. (noun) utility consisting of the pipes and fixtures for the distribution of water or gas in a building and for the disposal of sewage

• utility

2. (noun) the occupation of a plumber (installing and repairing pipes and fixtures for water or gas or sewage in a building)

• craft
• trade

3. (noun) measuring the depths of the oceans

• measure
• measurement
• measuring
• mensuration

1. (noun) measuring the depths of the oceans

• bathymetric
• bathymetric
• bathymetrical
• bathymetrical
• plumb