This is the 678th most frequent Icelandic word.
heild
Whole; entirety; sum.
Here, 'heildina' is the definite form of 'heild', used to emphasize the need to consider everything as a whole in analysis.
Við þurfum að skoða heildina áður en við tökum ákvörðun.
We need to examine the whole before making a decision.
In this usage, 'heildin' refers to the gestalt or collective quality of a team or group, signifying its unified potential.
Þegar við vinnum saman verður heildin sterkari en hver hluti fyrir sig.
When we work together, the whole becomes stronger than each individual part.
In this sentence, 'heild' is used as a noun to express the concept of 'entirety' or 'whole' regarding the book, summarizing it as a complete entity.